The OLCT 10 is a cost effective, easy to install gas detector for monitoring toxic and flammable gases. It has a simplified installation process and meets demanding user requirements and legislation. The OLCT 10 provides a 4-20mA output and is ATEX certified for hazardous areas. It can detect various gases and has a lifetime of over 4 years.

1. OLCT 10 - OLC 10
Single Channel Controller
The OLCT 10 is a cost effective solution for
continuous detection of toxic & flammable
gases in ambient air
KEYBENEFITS
•
Simplified Installation
Easy to install and operate, the OLCT 10 - OLC 10 detectors
combined with the MX 15 control unit meet demanding user
without display
•
4-20 mA output analog transmitter
requirements.
Available with catalytic bead,
electrochemical or semi-conductor
sensors
•
ATEX 3G certified for use in zone 2 (except semi-conductor
Detects combustible, toxic & refrigerant
version), IP66 rated and EN 14624 compliant with regards to
gases - EN 14624 compliant
•
Legislation Driven
R134a monitoring, the OLCT 10 is a simple solution for meeting
ATEX 3G certified for use in zone 2
legislative requirements.
Applications
GASESANALYSED
CO
garages, hospitals, etc.
NO
“
Cost effective and easy to install
the OLCT 10 is ideal for meeting
demanding user requirements
“
NO2
Designed for commercial and light use; boiler rooms, parking

2. TECHNICALSPECIFICATION
PERFORMANCE
GENERAL
• Toxic gas monitor (OLCT 10)
• Combustible gas monitor (OLC 10)
• Fast and accurate response
• ATEX Approval for use in hazardous areas
• Expected lifetime: > 4 years
• Operating humidity range: 0 % RH to 95 % RH
• Operating pressure: 80 to 120 kPa
• Accuracy: +/- 3% LEL
• Response time: T50 < 10s, T90 < 20s
PHYSICAL
• Enclosure material: ABS
• Dimensions: 118 x 126 x 58 mm
• IP Rating: IP66
SPECIFICATION
OLC 10
OLCT 10
Signal output
Wheatstone Bridge
Normal operation 4-20mA (Fault < 0.5 mA or >
23.2 mA
Combustible gases – 0 to 100 % LEL
Carbon Monoxide – 0 to 300 ppm
Nitric Oxide – 0 to 100 ppm
Nitrogen Dioxide – 0 to 30 ppm
Managed by control unit
Set to 23,2 mA if value > 100% LEL
according to European standard
EN 61779-4
Disable on request when managed by a
suitable controller
Settings
On control unit
Without opening the enclosure by means of 2
potentiometers for zeroing and spanning
2 mA signal output in maintenance mode
One dedicated connector to get a gas
measurement
Power supply
By control unit only
15 to 30 Vdc (nominal 24 Vdc)1 : I out (signal) 2 :
0V 3 : +24 Vdc
Consumption
See user manual of the control unit
100 mA max
Cabling
OLC10: 3-wire, shielded, core size 1,5 mm2,
max. cable length 300 m 1 cable-gland M16
(outer 4 to 8 mm)
OLC 10 TWIN: shielded, core size 1,5 mm2,
3-wire to control unit, 4-wire between both s
ensors, max. cable length 300 m, 2 cableglands M16 (outer 4 to 8 mm)
Measuring range
Non-ambiguity reading
Approvals
Electromagnetic compatibility according to EN
50270
ATEX II 3 G / EEx nA IIC T6
3-wire, shielded, core size 1,5 mm2 max. cable
length 1 km if connected
with control unit (32 V max in loop)
1 cable gland M16 (outer 4 to 8 mm)
ATEX II 3 G / EEx nA IIC T4
11 Ark Royal Way, Lairdside Technology Park, Tranmere, Wirral, CH41 9HT
T: +44(0)151 666 8300 F: +44(0)151 666 8329 E: sales@a1-cbiss.com
W: www.a1-cbiss.com Buy Online: shop.a1-cbiss.com
Cert No. 996
ISO 9001